Jujubes cannot replenish blood. Jujube has the characteristics of food and medicine, when used as food, because every 100 grams of jujube contains about 1.2 mg of iron, 22 mg of calcium and other small amount of trace elements, and can not satisfy the human body’s demand for calcium and iron intake, so it can’t play the efficacy of blood tonic, and at present there is no authoritative information to prove that jujube can be supplemented with blood. Anemia patients if the body has been obvious muscle weakness, feeling abnormal, pale and other symptoms, need to identify the cause with the help of a professional doctor, and then the correct use of blood replenishing drugs to treat, if it is iron-deficiency anemia, you can consume lean meat, duck blood and other foods with high iron content, but do not believe in biased prescriptions and self-medicating, so as not to delay the condition.